Finding the Fourth Proportional to 756,794.52, 1,043,527.98 and 618,544.42
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Solution
The fourth proportional to 756,794.52, 1,043,527.98 and 618,544.42 is: 852,897.83
Step by Step Solution
- Step 1: Write the proportion equation
756,794.52 : 1,043,527.98 = 618,544.42 : x - Step 2: Convert to fraction form
756,794.52/1,043,527.98 = 618,544.42/x - Step 3: Cross multiply
756,794.52x = 1,043,527.98 × 618,544.42 - Step 4: Simplify right side
756,794.52x = 645,468,406,534.05 - Step 5: Solve for x
x = 645,468,406,534.05/756,794.52 - Step 6: Final answer
x = 852,897.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.